Subject Line Optimization

No more second-guessing
subject lines

Your personal copy assistant to help you experiment and finalize the best possible subject line.

Subject Line Optimization

Predict open rates before sending

Know how many people will open your emails by looking at your subject lines, before you send out a single email.
Predict open rates before sending
Add sentiments to your subject lines

Add sentiments to your subject lines

SLO suggests words, metatags, and emojis that help build the sentiment of the subject line. Positive as well as negative sentiments generate higher open rates.

Increase your probability of success

You can never be absolutely sure. But better subject lines increase the chances of running a successful campaign and SLO assists with just that!
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Our customers love subject line optimization
Customer-centric companies of every size and industry rely on Netcore
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Netcore’s support and dedication mainly with the recent “I Heart Beauty sale” which is one of the biggest sales in the year has been commendable.
Neha Malhan
Director Retention, Purplle
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The service level from the Netcore Email team is unprecedented for tech companies. It is apparent that they care about your success.
Chris Taft
Senior Director of Membership and Marketing, Pocket Testament League
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Netcore has been able to provide us with excellent customer service, re-marketing strategies, and targeting tools to ensure each customer receives a customized experience.
Nick Saliba
CEO, A1 Supplements
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I have never experienced such hands-on and value-driven service from any other ESP. They are more invested in making our program a success from the beginning to the end, you just don't get that from anyone else.
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Josh Everett
V.P. Operations, Diamond Candles
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Metro, one of the leading retail brands in Indonesia leveraged user segmentation and optimized email content to improve engagement.
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1mg, India's best online pharmacy used AI-powered email delivery to manage email sending based on recency of engagement to boost conversions.
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